> Moshe Erlendur Okon wrote:

> It is important to note that the range of these two subspecies,
> according to Lorenz (see map), overlaps almost completely, raising the
> question of which definition of subspecies is adopted here. (Normally
> we think of subspecies as being geographically, or
> otherwise, isolated.)

* in fact, that's how subspecies must be defined in zoology, so you've
got the choice of calling these forms: 1) local variants that don't bear
formal names, 2) species, or 3) something other than animals. If they're
subspecies of animals then they're defined geographically.

fred.
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   on the Smiths Falls Limestone Plain 44* 52'N 75* 42'W
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